Use HDB BTO Calculator with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Calculate your relative chances of securing an HDB BTO flat based on applicant type, project maturity, and ethnic quotas.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
Waiting for input…
Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 3 capabilities
The complete HDB BTO Calculator capability set.
These are the exact actions your AI can choose when you ask it to work with HDB BTO Calculator.
01-03
3 capabilities in this set.
Part of 3 available through HDB BTO Calculator.
- 01
Apply ethnic adjustment
Calculates the penalty factor applied to the priority weight based on the current ethnic quota status
- 02
Calculate priority weight
Determines the base priority weight of an applicant based on their type and the project's maturity
- 03
Evaluate ballot chance
Computes the final relative ballot chance and assigns a qualitative success category
Observed, not estimated
808ms average. Fast in production.
HDB BTO Calculator is checked daily against the live service.
- Fastest day
- 643ms
- Slowest day
- 1047ms
- 14-day trend
- Improving-7%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 3 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of HDB BTO Calculator, so you can see the experience inside your AI.
It does not authenticate your account with HDB BTO Calculator. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
HDB BTO Calculator Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_ovWKmRFJSYRaDYV9pjNSAa8lCQzH9iMUmvoshl8z/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — HDB BTO Calculator capabilities are ready to use.
{
"mcpServers": {
"hdb-bto-ballot-probability-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_ovWKmRFJSYRaDYV9pjNSAa8lCQzH9iMUmvoshl8z/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
FAQ
Questions HDB BTO Calculator owners ask.
- 01
How is my priority weight determined?
The calculate_priority_weight capability determines your weight based on whether you are a First-timer or Second-timer and if the project is in a Mature or Non-mature estate.
- 02
What does the ethnic adjustment factor do?
The apply_ethnic_adjustment capability calculates a multiplier that reduces your priority weight if the estate's ethnic quota is near its limit or already at the limit.
- 03
How do I know if my chances are high or low?
After using evaluate_ballot_chance, you will receive a success category of High, Medium, or Low based on your relative ballot chance.
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